Question: What is the { capital } of the { Western Roman Empire } that { start time } is { 402.0 - 0 }?
Paraphrase: What Western Roman Empire capital began in the year 402?
SPARQL (Wikidata): SELECT ?obj WHERE { wd:Q42834 p:P36 ?s . ?s ps:P36 ?obj . ?s pq:P580 ?x filter(contains(?x , '402-0-0')) }